Belleville, New Jersey Weather by Month

Belleville, New Jersey, is a historic township located in Essex County in the northeastern part of the state. Situated approximately 9 miles north of Newark and 12 miles west of New York City, Belleville benefits from its proximity to major urban centers while maintaining a distinct suburban charm. The township’s geographical coordinates are roughly 40.7947° N latitude and 74.1618° W longitude.

Belleville is part of the United States and is known for its rich history, dating back to its settlement in the late 17th century. As of the most recent census, the population of Belleville is around 36,000 residents, reflecting its role as a bustling suburban community with a mix of residential, commercial, and industrial areas. The area covered by Belleville is approximately 3.4 square miles, offering a blend of urban amenities and natural beauty.

One notable company headquartered in Belleville is Clara Maass Medical Center, a well-respected healthcare institution that provides a wide range of medical services to the region. While Belleville does not host a major university, it is close to several higher education institutions, including Rutgers University in Newark and Montclair State University in Montclair.

Major landmarks in Belleville include the Belleville Dutch Reformed Church, one of the oldest churches in New Jersey, and Branch Brook Park, known for its stunning cherry blossom displays each spring. The township also features numerous parks, trails, and historical sites, providing ample opportunities for residents and visitors to explore and enjoy the local heritage and natural surroundings.

Climate and Weather Overview

Belleville, New Jersey, experiences a humid subtropical climate, characterized by four distinct seasons with cold, snowy winters and hot, humid summers. The township receives moderate to high annual precipitation, with significant rainfall throughout the year. The varied climate supports a diverse range of outdoor activities and contributes to the vibrant natural scenery.

Average Monthly Temperature, Precipitation, and Sunny Days

Month Avg Temperature (°F) Avg Precipitation (inches) Avg Sunny Days
January 32.0 3.4 9
February 35.0 3.0 10
March 43.0 4.0 11
April 54.0 4.1 12
May 64.0 4.2 14
June 73.0 4.1 15
July 78.0 4.2 17
August 77.0 4.1 16
September 69.0 4.0 14
October 58.0 4.2 12
November 48.0 3.9 10
December 37.0 3.7 9

Detailed Weather by Month


January in Belleville is the coldest month, with average temperatures around 32.0°F. The township typically receives about 3.4 inches of precipitation, mostly as snow. Sunny days are relatively few, averaging around 9 for the month.

Activities: Winter activities such as ice skating, sledding, and indoor sports at local recreation centers are popular during this time. The snowy landscape provides beautiful scenery for outdoor photography and winter walks. While major natural disasters are rare, heavy snowfalls and occasional blizzards can occur, requiring preparedness for extreme weather conditions.


February remains cold with average temperatures slightly higher at 35.0°F. Precipitation decreases slightly to about 3.0 inches, primarily as snow. The township enjoys approximately 10 sunny days in February.

Activities: This month is ideal for continuing winter sports and activities. The serene snow-covered landscape is perfect for snowshoeing and winter wildlife watching. Valentine’s Day events and cozy indoor gatherings are popular during this colder period.


March marks the beginning of the transition to spring, with average temperatures rising to 43.0°F. Precipitation increases to 4.0 inches, with a mix of snow and rain. The number of sunny days increases to 11.

Activities: As the weather starts to warm, early spring hikes and bird watching become more enjoyable. The melting snow and longer days encourage outdoor activities, although trails can be muddy, so proper footwear is recommended.


April brings milder temperatures, with averages around 54.0°F. Precipitation averages 4.1 inches, with more rain than snow. Sunny days become more frequent, averaging 12.

Activities: The arrival of spring blossoms makes April a perfect time for exploring the local parks and trails. Fishing season begins as rivers and lakes thaw, and it’s also an excellent time for visiting historical sites and museums. The warmer weather and blooming flowers create ideal conditions for photography and nature walks.


May sees a significant rise in temperatures, averaging 64.0°F. Precipitation remains moderate at 4.2 inches. The number of sunny days increases to 14.

Activities: The warming weather encourages outdoor activities such as hiking, biking, and fishing. Local farmers’ markets begin to open, offering fresh produce and handmade goods. May is also a great time for bird watching and exploring the diverse flora and fauna of the nearby parks and nature reserves.


June marks the beginning of summer with average temperatures around 73.0°F. Precipitation remains consistent at 4.1 inches. Sunny days are plentiful, averaging 15.

Activities: This is an excellent time for camping, boating, and participating in local festivals. The warm, sunny weather is perfect for exploring Branch Brook Park and enjoying outdoor concerts and events. The numerous trails provide ample opportunities for adventure and exploration.


July is the warmest month in Belleville, with average temperatures peaking at 78.0°F. Precipitation remains steady at 4.2 inches. Sunny days are most frequent, averaging 17.

Activities: Summer activities such as swimming, boating, and picnicking are popular. The Fourth of July celebrations in Belleville include fireworks, parades, and community events. July is also a perfect time for outdoor adventures in the surrounding natural areas, with necessary precautions for sun protection.


August remains warm with average temperatures around 77.0°F. Precipitation is consistent at 4.1 inches. Sunny days are abundant, averaging 16.

Activities: The warm weather is ideal for continued summer activities. Local agricultural fairs and markets offer fresh produce and crafts. Hiking, biking, and camping are popular, and the nearby rivers provide excellent conditions for water sports and fishing.


September sees a gradual cooling with average temperatures dropping to 69.0°F. Precipitation decreases slightly to 4.0 inches. Sunny days average 14.

Activities: This is a great month for outdoor sports and exploring historical sites. The cooler temperatures make hiking and biking more comfortable. The changing foliage adds a splash of color to the landscape. September is also a good time for attending local harvest festivals and enjoying the fall scenery.


October brings further cooling with average temperatures around 58.0°F. Precipitation increases slightly to 4.2 inches. Sunny days are frequent, averaging 12.

Activities: Fall festivals and harvest events are popular in October. The mild weather is perfect for visiting pumpkin patches, corn mazes, and enjoying the fall scenery. The nearby parks and forests are particularly beautiful during this month with their vibrant autumn colors.


November marks the transition to winter with average temperatures dropping to 48.0°F. Precipitation remains steady at 3.9 inches. Sunny days average 10.

Activities: Indoor activities such as visiting museums and attending community events become more popular. The cooler weather signals the start of the holiday season, with local events and celebrations. November is also a good time for early holiday shopping in Belleville’s charming shops and markets.


December is a cold month in Belleville, with average temperatures around 37.0°F. Precipitation averages 3.7 inches, with a mix of rain and snow. Sunny days are still relatively few, averaging 9.

Activities: Holiday festivities and winter sports like ice skating and snowshoeing are common. The colder weather and festive atmosphere make December a special time in Belleville, with holiday markets and events adding to the charm. Exploring the rural landscape during the mild winter days can be particularly rewarding.

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